{
  "manageEntity": {
    "action": "Repost",
    "entityId": "533900",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f3bad093034295b0f0b13bce49b2b2bf3bbcc8e068174653961df80b286c642",
    "signature": "0xfe5d31e2341433294cae94a5c2046c25cf6f5942e8be4f14ca7e9de3e637ce99606e0b690ffc85d85ff230810b721b051d15ffa7551757ddb704d1428977af761b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}